f4334277
 Hu Chunming
提交3rdparty
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#ifndef OPENCV_DNN_SRC_CUDA4DNN_PRIMITIVES_ROI_POOLING_HPP
#define OPENCV_DNN_SRC_CUDA4DNN_PRIMITIVES_ROI_POOLING_HPP
#include "../../op_cuda.hpp"
#include "../csl/stream.hpp"
#include "../kernels/roi_pooling.hpp"
#include <utility>
namespace cv { namespace dnn { namespace cuda4dnn {
template <class T>
class ROIPoolingOp final : public CUDABackendNode {
public:
using wrapper_type = GetCUDABackendWrapperType<T>;
ROIPoolingOp(csl::Stream stream_, float spatial_scale)
: stream(std::move(stream_)), spatial_scale{spatial_scale} { }
void forward(
const std::vector<cv::Ptr<BackendWrapper>>& inputs,
const std::vector<cv::Ptr<BackendWrapper>>& outputs,
csl::Workspace& workspace) override
{
CV_Assert(inputs.size() == 2 && outputs.size() == 1);
auto input_wrapper = inputs[0].dynamicCast<wrapper_type>();
auto input = input_wrapper->getView();
auto rois_wrapper = inputs[1].dynamicCast<wrapper_type>();
auto rois = rois_wrapper->getView();
auto output_wrapper = outputs[0].dynamicCast<wrapper_type>();
auto output = output_wrapper->getSpan();
kernels::roi_pooling<T>(stream, output, input, rois, spatial_scale);
}
private:
csl::Stream stream;
float spatial_scale;
};
}}} /* namespace cv::dnn::cuda4dnn */
#endif /* OPENCV_DNN_SRC_CUDA4DNN_PRIMITIVES_ROI_POOLING_HPP */
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